package fei.zhou.rabbitmq01.business.config;

/**
 * 描述该类
 *
 * @author <a href="920786312@qq.com">周飞</a>
 * @class: MessageListenerConfig
 * @date 2021/9/7  19:51
 * @Verson 1.0 -2021/9/7  19:51
 * @see
 */

import org.springframework.amqp.core.AcknowledgeMode;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.listener.SimpleMessageListenerContainer;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * @Author : JCccc
 * @CreateTime : 2019/9/4
 * @Description :
 **/
@Configuration
public class MessageListenerConfig {
    
    @Autowired
    private CachingConnectionFactory connectionFactory;
    @Autowired
    private MyAckReceiver myAckReceiver;// 消息接收处理类
    
    @Bean
    public SimpleMessageListenerContainer simpleMessageListenerContainer() {
        SimpleMessageListenerContainer container = new SimpleMessageListenerContainer(connectionFactory);
        container.setConcurrentConsumers(1);
        container.setMaxConcurrentConsumers(1);
        container.setAcknowledgeMode(AcknowledgeMode.MANUAL); // RabbitMQ默认是自动确认，这里改为手动确认消息
        // 设置一个队列
        container.setQueueNames("TestDirectQueue");
        // 如果同时设置多个如下： 前提是队列都是必须已经创建存在的
        // container.setQueueNames("TestDirectQueue","TestDirectQueue2","TestDirectQueue3");
        
        // 另一种设置队列的方法,如果使用这种情况,那么要设置多个,就使用addQueues
        // container.setQueues(new Queue("TestDirectQueue",true));
        // container.addQueues(new Queue("TestDirectQueue2",true));
        // container.addQueues(new Queue("TestDirectQueue3",true));
        container.setMessageListener(myAckReceiver);
        
        return container;
    }
    
}